Scientist: Laboratory animals have access to ample food, and they get relatively little exercise. These factors can s...

Gianna-Rossi on March 27, 2019

Answers A and B

It seems that there is an important, but subtle distinction between answers A and B, what is it?

Create a free account to read and take part in forum discussions.

Already have an account? log in

shunhe on December 22, 2019

Hi @Gianna-Rossi,

Skylar just posted a response to another thread that helps address this issue. Let us know if you have any other questions after reading it!